Clicks Air Revitaliser assists in the elimination of harmful airborne contaminants, such as pollen, dust and odours. Assists with seasonal changes by moistening the air and converting positive ions into negative ions for more effective purification. Provides a relaxing background noise and, with the addition of fragrant oils, can provide a tranquil or energising quality to your home or work space. Covers 80 m². Water-wash technology with a simple to use on/off switch.